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A particle falls towards earth from infinity. Its velocity on reaching the earth would be
Options
(a) infinity
(b) √(2gR)
(c) 2 √(Rg)
(d) zero
Correct Answer:
√(2gR)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the time taken by moon light to reach earth?
- Mass defect is known as
- The potential energy of a long spring when stretched by 2 cm is U.
- A block of mass 5 kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force
- A galvanometer has a resistance 50Ω. A resistance of 5Ω is connected parallel to it.
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Velocity will be equal to the escape velocity from Earth i,e root over of 2gR